If the Host Controller interface has received an alarm, all function block outputs are updated. The alarm is acknowledged.
ALARM_BY_ID
2
Receive an alarm for the slot or subslot the identification of which is given in F_ID input, all function block outputs are updated. The alarm is acknowledged
ALARM_BY_SLOT
3
Receive an alarm for the slot the identification of which is given in F_ID input AND for all of it's subslots
ALARM_BY_DEVICE
4
Receive an alarm for the device the identification of which is given in F_ID input AND for all of it's slots and subslots